--%>
Assignment Help - homework help

Vaccines against the viral infection-dengue and AIDS

Why is it difficult to create effectual vaccines against the viral infection such as dengue and AIDS?

E

Expert

Verified

It is difficult to create vaccines against the dengue since there are four dissimilar types of viruses which cause the disease (DEN1, DEN3, DEN2 and DEN4) and it is supposed that the protection against one of them make worse the clinical manifestation when the person is later infected by another dengue virus.

In the case of HIV, the production of a vaccine is hard since the virus is extremely mutants and evades antibody action.

   Related Questions in Biology

  • Q : Management by Objectives Management by

    Management by Objectives (MBO) is a main component of several organizations management philosophy –examine your organization and mention any MBO initiatives in your organization or if not applicable recognize if it could be managed by MBO in a g

    		•
  • Q : Introduction of prophylaxis Give a

    Give a brief introduction of prophylaxis?

    		•
  • Q : Describe the digestive functions of the

    Describe the digestive functions of the liver?

    		•
  • Q : Importance of innovation in an

    Importance of innovation in an organization: Stability is the one thing which is not stable in the organization thus change in an organization is mandatory for better growth and development. To develop and to innovate new ideas and implement those ide

    		•
  • Q : Define Resource Management Resource

    Resource Management: It is the proficient and effective deployment and assigning of an organization's resources when and where they are required. These resources might comprise financial resources, inventory, production resources, human skills, or inf

    		•
  • Q : Organs on which insulin and glucagon act

    Specify the target organs on which the insulin and glucagon act?

    		•
  • Q : Left and right bronchii Explain the

    Explain the anatomical reason for left bronchus to be more elevated as compared to the right bronchus? Why in most cases of aspiration of foreign material by children is the object found within the right bronchus?

    		•
  • Q : Similar species with reproduction

    Can two normal individuals of similar species with sexual reproduction contain similar genomes and similar karyotypes? How the human karyotype is generally symbolized?

    		•
  • Q : Nitrogen waste produced by bird State

    State the type of nitrogen waste produced by the bird? Why are these traits, besides being an adaptation for the terrestrial environment, also facilitate as an adaptation for the flight?

    		•
  • Q : Cnidarians discuss how polymorphism in

    discuss how polymorphism in the cnidarians might have influenced adaptive radiation of the group

    		•